gistfile1.txt

def primes(num)
  array = []
  1..num do |n|
    array << n
  end
  array.reject {|x| if x.is_prime? = false }
end

def is_prime?(n)
  if n % 2 == 0 && n % 3 == 0 & n % 5 == 0
    true
  else
    false
end